The latest leak in the Keystone oil pipeline in North Dakota on Tuesday continues the troubled history of the 15-year-old ...

The rupture in North Dakota occurred within 2 1/2 years of a December 2022 rupture in rural northeastern Kansas that dumped ...

Trucks and workers started a cleanup effort at the site of a spill of the Keystone oil pipeline in rural North Dakota ...

and carries heavy tar sands crude oil south across the Dakotas and Nebraska before splitting to carry oil both to refineries in Illinois and south to Oklahoma and Texas. The Keystone Pipeline was ...